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Name derivation:

 

Classification:

Peroniella  Gobi  1887;  5 of 6 species descriptions are currently accepted taxonomically (Guiry and Guiry 2013).

Order Mischococcales;  Family Characiopsidaceae

 

Morphology:

Unicellular epiphytic algae that often grows on desmids. Cell is ovoid, obovoid, spherical, pyriform, obpyriform, or ellipsoid. It is rounded at both ends, and ranges from 2.0-22.5 µm long and 2.0-20.0 µm broad. There is no pyrenoid.

 

Similar genera:

Similar and often confused with Characiopsis of the same family, or with Characium of the Chlorophyta.

 

Habitat:

The genus is recorded in lakes in Europe, United States, Manchuria, and Southern Rhodesia.  Attached to freshwater charophyceae including genera Hyalotheca, Spondylosium, Sphaerozosma, Eudorina, Staurastrum, and Spirogyra;  also on greens such as Pandorina and Ulothrix; and on Tribonema (Mohlenbrock and Dillard 1963).

First discovered in Madison Pond, Illinois USA in 1960

 

References:

Guiry, M.D. and G.M. Guiry  2013.  AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.  http://www.algaebase.org; searched on 12 April 2013.

Mohlenbrock, R.H., and G.E. Dillard  1963.  A revision of the genus Peroniella (Chrysophyta).  American Microscopical Soc. 82:329-335.  online

Mohlenbrock, R.H., and G.E. Dillard. A revision of the genus Peroniella. Trans. American Microscopical Soc. 82:329-335.